562
CDUS45 KRIW 280754
CLIGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
154 AM MDT TUE OCT 28 2025
...............................
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 27 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 49 11:35 AM 74 2001 54 -5 73
2016
MINIMUM 30 11:59 PM -1 2023 28 2 28
AVERAGE 40 41 -1 51
PRECIPITATION (IN)
YESTERDAY 0.00 0.04 2003 0.01 -0.01 0.00
MONTH TO DATE 1.89 0.57 1.32 0.27
SINCE SEP 1 2.54 1.40 1.14 0.65
SINCE JAN 1 6.74 5.22 1.52 5.96
DEGREE DAYS
HEATING
YESTERDAY 25 24 1 14
MONTH TO DATE 421 474 -53 275
SINCE SEP 1 482 643 -161 345
SINCE JUL 1 482 662 -180 358
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE SEP 1 50 46 4 91
SINCE JAN 1 791 742 49 832
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WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 10.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 8:00 AM
LOWEST 33 5:00 PM
AVERAGE 60
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THE GREYBULL WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 73 2018
MINIMUM TEMPERATURE (F) 28 6 2023
SUNRISE AND SUNSET
OCTOBER 28 2025.......SUNRISE 7:45 AM MDT SUNSET 6:07 PM MDT
OCTOBER 29 2025.......SUNRISE 7:46 AM MDT SUNSET 6:05 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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